Cabling the Switch
Figure 21: PWR-1011-DC DC Power Supplies
1
Power supply status
LED
4
Battery Return
7
Terminal cover
2
-48V
5
Protective Earth
3
Release
6
Handle
Important: A disconnect device must be provided as part of the installation.
Un dispositif de sectionnement doit être fourni dans le cadre de l'installation.
Important: Ensure power is removed from DC circuits before performing any installation
actions. Locate the disconnect device, circuit breakers or fuses on DC power lines servicing the
circuits. Turn off the power line circuits or remove the fuses.
Pouvoir assurer qu'il est retiré de circuits DC avant d'effectuer des actions d'installation .
Localiser les disjoncteurs ou des fusibles sur les lignes de courant continu desservant les
circuits. Coupez les circuits de lignes d'alimentation ou retirer les fusibles.
Important: Wire size must comply with local and national requirements and electrical codes.
Use only copper wire.
Le calibre du fil doit être conforme aux exigences locales et nationales et les codes électriques.
Utiliser du fil de cuivre.
Important: Apply ground connection to the switch first during installation and remove last when
removing power.
Appliquer connexion à la terre à l'interrupteur premier lors de l'installation et de supprimer la
dernière alimentation lors du débranchement.
4.3.3
Connecting the DC Power Supply
4.3.3.1
Wire and Lug Preparation
Before performing any installation actions, ensure power is removed from DC circuits by turning off the
power line servicing the circuits. Prepare the stranded wiring before you begin a DC power installation.
Note: Stranded copper wiring is required and should meet local and national installation
requirements. Wires and grounding lugs are not supplied.
1. Attach an ESD grounding strap.
2. Prepare the stranded copper wiring for the power supply to be used.
3.
provides wiring, lug, and tightening torque information for the power supplies covered in
this guide.
21